370 lines
9.4 KiB
C
370 lines
9.4 KiB
C
|
/*
|
||
|
|
* SH7206 Setup
|
||
|
|
*
|
||
|
|
* Copyright (C) 2006 Yoshinori Sato
|
||
|
|
* Copyright (C) 2009 Paul Mundt
|
||
|
|
*
|
||
|
|
* This file is subject to the terms and conditions of the GNU General Public
|
||
|
|
* License. See the file "COPYING" in the main directory of this archive
|
||
|
|
* for more details.
|
||
|
|
*/
|
||
|
|
#include <linux/platform_device.h>
|
||
|
|
#include <linux/init.h>
|
||
|
|
#include <linux/serial.h>
|
||
|
|
#include <linux/serial_sci.h>
|
||
|
|
#include <linux/sh_timer.h>
|
||
|
|
#include <linux/io.h>
|
||
|
|
|
||
|
|
enum {
|
||
|
|
UNUSED = 0,
|
||
|
|
|
||
|
|
/* interrupt sources */
|
||
|
|
IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
|
||
|
|
PINT0, PINT1, PINT2, PINT3, PINT4, PINT5, PINT6, PINT7,
|
||
|
|
ADC_ADI0, ADC_ADI1,
|
||
|
|
|
||
|
|
DMAC0, DMAC1, DMAC2, DMAC3, DMAC4, DMAC5, DMAC6, DMAC7,
|
||
|
|
|
||
|
|
MTU0_ABCD, MTU0_VEF, MTU1_AB, MTU1_VU, MTU2_AB, MTU2_VU,
|
||
|
|
MTU3_ABCD, MTU4_ABCD, MTU5, POE2_12, MTU3S_ABCD, MTU4S_ABCD, MTU5S,
|
||
|
|
IIC3,
|
||
|
|
|
||
|
|
CMT0, CMT1, BSC, WDT,
|
||
|
|
|
||
|
|
MTU2_TCI3V, MTU2_TCI4V, MTU2S_TCI3V, MTU2S_TCI4V,
|
||
|
|
|
||
|
|
POE2_OEI3,
|
||
|
|
|
||
|
|
SCIF0, SCIF1, SCIF2, SCIF3,
|
||
|
|
|
||
|
|
/* interrupt groups */
|
||
|
|
PINT,
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct intc_vect vectors[] __initdata = {
|
||
|
|
INTC_IRQ(IRQ0, 64), INTC_IRQ(IRQ1, 65),
|
||
|
|
INTC_IRQ(IRQ2, 66), INTC_IRQ(IRQ3, 67),
|
||
|
|
INTC_IRQ(IRQ4, 68), INTC_IRQ(IRQ5, 69),
|
||
|
|
INTC_IRQ(IRQ6, 70), INTC_IRQ(IRQ7, 71),
|
||
|
|
INTC_IRQ(PINT0, 80), INTC_IRQ(PINT1, 81),
|
||
|
|
INTC_IRQ(PINT2, 82), INTC_IRQ(PINT3, 83),
|
||
|
|
INTC_IRQ(PINT4, 84), INTC_IRQ(PINT5, 85),
|
||
|
|
INTC_IRQ(PINT6, 86), INTC_IRQ(PINT7, 87),
|
||
|
|
INTC_IRQ(ADC_ADI0, 92), INTC_IRQ(ADC_ADI1, 96),
|
||
|
|
INTC_IRQ(DMAC0, 108), INTC_IRQ(DMAC0, 109),
|
||
|
|
INTC_IRQ(DMAC1, 112), INTC_IRQ(DMAC1, 113),
|
||
|
|
INTC_IRQ(DMAC2, 116), INTC_IRQ(DMAC2, 117),
|
||
|
|
INTC_IRQ(DMAC3, 120), INTC_IRQ(DMAC3, 121),
|
||
|
|
INTC_IRQ(DMAC4, 124), INTC_IRQ(DMAC4, 125),
|
||
|
|
INTC_IRQ(DMAC5, 128), INTC_IRQ(DMAC5, 129),
|
||
|
|
INTC_IRQ(DMAC6, 132), INTC_IRQ(DMAC6, 133),
|
||
|
|
INTC_IRQ(DMAC7, 136), INTC_IRQ(DMAC7, 137),
|
||
|
|
INTC_IRQ(CMT0, 140), INTC_IRQ(CMT1, 144),
|
||
|
|
INTC_IRQ(BSC, 148), INTC_IRQ(WDT, 152),
|
||
|
|
INTC_IRQ(MTU0_ABCD, 156), INTC_IRQ(MTU0_ABCD, 157),
|
||
|
|
INTC_IRQ(MTU0_ABCD, 158), INTC_IRQ(MTU0_ABCD, 159),
|
||
|
|
INTC_IRQ(MTU0_VEF, 160), INTC_IRQ(MTU0_VEF, 161),
|
||
|
|
INTC_IRQ(MTU0_VEF, 162),
|
||
|
|
INTC_IRQ(MTU1_AB, 164), INTC_IRQ(MTU1_AB, 165),
|
||
|
|
INTC_IRQ(MTU1_VU, 168), INTC_IRQ(MTU1_VU, 169),
|
||
|
|
INTC_IRQ(MTU2_AB, 172), INTC_IRQ(MTU2_AB, 173),
|
||
|
|
INTC_IRQ(MTU2_VU, 176), INTC_IRQ(MTU2_VU, 177),
|
||
|
|
INTC_IRQ(MTU3_ABCD, 180), INTC_IRQ(MTU3_ABCD, 181),
|
||
|
|
INTC_IRQ(MTU3_ABCD, 182), INTC_IRQ(MTU3_ABCD, 183),
|
||
|
|
INTC_IRQ(MTU2_TCI3V, 184),
|
||
|
|
INTC_IRQ(MTU4_ABCD, 188), INTC_IRQ(MTU4_ABCD, 189),
|
||
|
|
INTC_IRQ(MTU4_ABCD, 190), INTC_IRQ(MTU4_ABCD, 191),
|
||
|
|
INTC_IRQ(MTU2_TCI4V, 192),
|
||
|
|
INTC_IRQ(MTU5, 196), INTC_IRQ(MTU5, 197),
|
||
|
|
INTC_IRQ(MTU5, 198),
|
||
|
|
INTC_IRQ(POE2_12, 200), INTC_IRQ(POE2_12, 201),
|
||
|
|
INTC_IRQ(MTU3S_ABCD, 204), INTC_IRQ(MTU3S_ABCD, 205),
|
||
|
|
INTC_IRQ(MTU3S_ABCD, 206), INTC_IRQ(MTU3S_ABCD, 207),
|
||
|
|
INTC_IRQ(MTU2S_TCI3V, 208),
|
||
|
|
INTC_IRQ(MTU4S_ABCD, 212), INTC_IRQ(MTU4S_ABCD, 213),
|
||
|
|
INTC_IRQ(MTU4S_ABCD, 214), INTC_IRQ(MTU4S_ABCD, 215),
|
||
|
|
INTC_IRQ(MTU2S_TCI4V, 216),
|
||
|
|
INTC_IRQ(MTU5S, 220), INTC_IRQ(MTU5S, 221),
|
||
|
|
INTC_IRQ(MTU5S, 222),
|
||
|
|
INTC_IRQ(POE2_OEI3, 224),
|
||
|
|
INTC_IRQ(IIC3, 228), INTC_IRQ(IIC3, 229),
|
||
|
|
INTC_IRQ(IIC3, 230), INTC_IRQ(IIC3, 231),
|
||
|
|
INTC_IRQ(IIC3, 232),
|
||
|
|
INTC_IRQ(SCIF0, 240), INTC_IRQ(SCIF0, 241),
|
||
|
|
INTC_IRQ(SCIF0, 242), INTC_IRQ(SCIF0, 243),
|
||
|
|
INTC_IRQ(SCIF1, 244), INTC_IRQ(SCIF1, 245),
|
||
|
|
INTC_IRQ(SCIF1, 246), INTC_IRQ(SCIF1, 247),
|
||
|
|
INTC_IRQ(SCIF2, 248), INTC_IRQ(SCIF2, 249),
|
||
|
|
INTC_IRQ(SCIF2, 250), INTC_IRQ(SCIF2, 251),
|
||
|
|
INTC_IRQ(SCIF3, 252), INTC_IRQ(SCIF3, 253),
|
||
|
|
INTC_IRQ(SCIF3, 254), INTC_IRQ(SCIF3, 255),
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct intc_group groups[] __initdata = {
|
||
|
|
INTC_GROUP(PINT, PINT0, PINT1, PINT2, PINT3,
|
||
|
|
PINT4, PINT5, PINT6, PINT7),
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct intc_prio_reg prio_registers[] __initdata = {
|
||
|
|
{ 0xfffe0818, 0, 16, 4, /* IPR01 */ { IRQ0, IRQ1, IRQ2, IRQ3 } },
|
||
|
|
{ 0xfffe081a, 0, 16, 4, /* IPR02 */ { IRQ4, IRQ5, IRQ6, IRQ7 } },
|
||
|
|
{ 0xfffe0820, 0, 16, 4, /* IPR05 */ { PINT, 0, ADC_ADI0, ADC_ADI1 } },
|
||
|
|
{ 0xfffe0c00, 0, 16, 4, /* IPR06 */ { DMAC0, DMAC1, DMAC2, DMAC3 } },
|
||
|
|
{ 0xfffe0c02, 0, 16, 4, /* IPR07 */ { DMAC4, DMAC5, DMAC6, DMAC7 } },
|
||
|
|
{ 0xfffe0c04, 0, 16, 4, /* IPR08 */ { CMT0, CMT1, BSC, WDT } },
|
||
|
|
{ 0xfffe0c06, 0, 16, 4, /* IPR09 */ { MTU0_ABCD, MTU0_VEF,
|
||
|
|
MTU1_AB, MTU1_VU } },
|
||
|
|
{ 0xfffe0c08, 0, 16, 4, /* IPR10 */ { MTU2_AB, MTU2_VU,
|
||
|
|
MTU3_ABCD, MTU2_TCI3V } },
|
||
|
|
{ 0xfffe0c0a, 0, 16, 4, /* IPR11 */ { MTU4_ABCD, MTU2_TCI4V,
|
||
|
|
MTU5, POE2_12 } },
|
||
|
|
{ 0xfffe0c0c, 0, 16, 4, /* IPR12 */ { MTU3S_ABCD, MTU2S_TCI3V,
|
||
|
|
MTU4S_ABCD, MTU2S_TCI4V } },
|
||
|
|
{ 0xfffe0c0e, 0, 16, 4, /* IPR13 */ { MTU5S, POE2_OEI3, IIC3, 0 } },
|
||
|
|
{ 0xfffe0c10, 0, 16, 4, /* IPR14 */ { SCIF0, SCIF1, SCIF2, SCIF3 } },
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct intc_mask_reg mask_registers[] __initdata = {
|
||
|
|
{ 0xfffe0808, 0, 16, /* PINTER */
|
||
|
|
{ 0, 0, 0, 0, 0, 0, 0, 0,
|
||
|
|
PINT7, PINT6, PINT5, PINT4, PINT3, PINT2, PINT1, PINT0 } },
|
||
|
|
};
|
||
|
|
|
||
|
|
static DECLARE_INTC_DESC(intc_desc, "sh7206", vectors, groups,
|
||
|
|
mask_registers, prio_registers, NULL);
|
||
|
|
|
||
|
|
static struct plat_sci_port sci_platform_data[] = {
|
||
|
|
{
|
||
|
|
.mapbase = 0xfffe8000,
|
||
|
|
.flags = UPF_BOOT_AUTOCONF,
|
||
|
|
.type = PORT_SCIF,
|
||
|
|
.irqs = { 240, 240, 240, 240 },
|
||
|
|
}, {
|
||
|
|
.mapbase = 0xfffe8800,
|
||
|
|
.flags = UPF_BOOT_AUTOCONF,
|
||
|
|
.type = PORT_SCIF,
|
||
|
|
.irqs = { 244, 244, 244, 244 },
|
||
|
|
}, {
|
||
|
|
.mapbase = 0xfffe9000,
|
||
|
|
.flags = UPF_BOOT_AUTOCONF,
|
||
|
|
.type = PORT_SCIF,
|
||
|
|
.irqs = { 248, 248, 248, 248 },
|
||
|
|
}, {
|
||
|
|
.mapbase = 0xfffe9800,
|
||
|
|
.flags = UPF_BOOT_AUTOCONF,
|
||
|
|
.type = PORT_SCIF,
|
||
|
|
.irqs = { 252, 252, 252, 252 },
|
||
|
|
}, {
|
||
|
|
.flags = 0,
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct platform_device sci_device = {
|
||
|
|
.name = "sh-sci",
|
||
|
|
.id = -1,
|
||
|
|
.dev = {
|
||
|
|
.platform_data = sci_platform_data,
|
||
|
|
},
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct sh_timer_config cmt0_platform_data = {
|
||
|
|
.name = "CMT0",
|
||
|
|
.channel_offset = 0x02,
|
||
|
|
.timer_bit = 0,
|
||
|
|
.clk = "peripheral_clk",
|
||
|
|
.clockevent_rating = 125,
|
||
|
|
.clocksource_rating = 0, /* disabled due to code generation issues */
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct resource cmt0_resources[] = {
|
||
|
|
[0] = {
|
||
|
|
.name = "CMT0",
|
||
|
|
.start = 0xfffec002,
|
||
|
|
.end = 0xfffec007,
|
||
|
|
.flags = IORESOURCE_MEM,
|
||
|
|
},
|
||
|
|
[1] = {
|
||
|
|
.start = 140,
|
||
|
|
.flags = IORESOURCE_IRQ,
|
||
|
|
},
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct platform_device cmt0_device = {
|
||
|
|
.name = "sh_cmt",
|
||
|
|
.id = 0,
|
||
|
|
.dev = {
|
||
|
|
.platform_data = &cmt0_platform_data,
|
||
|
|
},
|
||
|
|
.resource = cmt0_resources,
|
||
|
|
.num_resources = ARRAY_SIZE(cmt0_resources),
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct sh_timer_config cmt1_platform_data = {
|
||
|
|
.name = "CMT1",
|
||
|
|
.channel_offset = 0x08,
|
||
|
|
.timer_bit = 1,
|
||
|
|
.clk = "peripheral_clk",
|
||
|
|
.clockevent_rating = 125,
|
||
|
|
.clocksource_rating = 0, /* disabled due to code generation issues */
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct resource cmt1_resources[] = {
|
||
|
|
[0] = {
|
||
|
|
.name = "CMT1",
|
||
|
|
.start = 0xfffec008,
|
||
|
|
.end = 0xfffec00d,
|
||
|
|
.flags = IORESOURCE_MEM,
|
||
|
|
},
|
||
|
|
[1] = {
|
||
|
|
.start = 144,
|
||
|
|
.flags = IORESOURCE_IRQ,
|
||
|
|
},
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct platform_device cmt1_device = {
|
||
|
|
.name = "sh_cmt",
|
||
|
|
.id = 1,
|
||
|
|
.dev = {
|
||
|
|
.platform_data = &cmt1_platform_data,
|
||
|
|
},
|
||
|
|
.resource = cmt1_resources,
|
||
|
|
.num_resources = ARRAY_SIZE(cmt1_resources),
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct sh_timer_config mtu2_0_platform_data = {
|
||
|
|
.name = "MTU2_0",
|
||
|
|
.channel_offset = -0x80,
|
||
|
|
.timer_bit = 0,
|
||
|
|
.clk = "peripheral_clk",
|
||
|
|
.clockevent_rating = 200,
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct resource mtu2_0_resources[] = {
|
||
|
|
[0] = {
|
||
|
|
.name = "MTU2_0",
|
||
|
|
.start = 0xfffe4300,
|
||
|
|
.end = 0xfffe4326,
|
||
|
|
.flags = IORESOURCE_MEM,
|
||
|
|
},
|
||
|
|
[1] = {
|
||
|
|
.start = 156,
|
||
|
|
.flags = IORESOURCE_IRQ,
|
||
|
|
},
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct platform_device mtu2_0_device = {
|
||
|
|
.name = "sh_mtu2",
|
||
|
|
.id = 0,
|
||
|
|
.dev = {
|
||
|
|
.platform_data = &mtu2_0_platform_data,
|
||
|
|
},
|
||
|
|
.resource = mtu2_0_resources,
|
||
|
|
.num_resources = ARRAY_SIZE(mtu2_0_resources),
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct sh_timer_config mtu2_1_platform_data = {
|
||
|
|
.name = "MTU2_1",
|
||
|
|
.channel_offset = -0x100,
|
||
|
|
.timer_bit = 1,
|
||
|
|
.clk = "peripheral_clk",
|
||
|
|
.clockevent_rating = 200,
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct resource mtu2_1_resources[] = {
|
||
|
|
[0] = {
|
||
|
|
.name = "MTU2_1",
|
||
|
|
.start = 0xfffe4380,
|
||
|
|
.end = 0xfffe4390,
|
||
|
|
.flags = IORESOURCE_MEM,
|
||
|
|
},
|
||
|
|
[1] = {
|
||
|
|
.start = 164,
|
||
|
|
.flags = IORESOURCE_IRQ,
|
||
|
|
},
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct platform_device mtu2_1_device = {
|
||
|
|
.name = "sh_mtu2",
|
||
|
|
.id = 1,
|
||
|
|
.dev = {
|
||
|
|
.platform_data = &mtu2_1_platform_data,
|
||
|
|
},
|
||
|
|
.resource = mtu2_1_resources,
|
||
|
|
.num_resources = ARRAY_SIZE(mtu2_1_resources),
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct sh_timer_config mtu2_2_platform_data = {
|
||
|
|
.name = "MTU2_2",
|
||
|
|
.channel_offset = 0x80,
|
||
|
|
.timer_bit = 2,
|
||
|
|
.clk = "peripheral_clk",
|
||
|
|
.clockevent_rating = 200,
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct resource mtu2_2_resources[] = {
|
||
|
|
[0] = {
|
||
|
|
.name = "MTU2_2",
|
||
|
|
.start = 0xfffe4000,
|
||
|
|
.end = 0xfffe400a,
|
||
|
|
.flags = IORESOURCE_MEM,
|
||
|
|
},
|
||
|
|
[1] = {
|
||
|
|
.start = 180,
|
||
|
|
.flags = IORESOURCE_IRQ,
|
||
|
|
},
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct platform_device mtu2_2_device = {
|
||
|
|
.name = "sh_mtu2",
|
||
|
|
.id = 2,
|
||
|
|
.dev = {
|
||
|
|
.platform_data = &mtu2_2_platform_data,
|
||
|
|
},
|
||
|
|
.resource = mtu2_2_resources,
|
||
|
|
.num_resources = ARRAY_SIZE(mtu2_2_resources),
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct platform_device *sh7206_devices[] __initdata = {
|
||
|
|
&sci_device,
|
||
|
|
&cmt0_device,
|
||
|
|
&cmt1_device,
|
||
|
|
&mtu2_0_device,
|
||
|
|
&mtu2_1_device,
|
||
|
|
&mtu2_2_device,
|
||
|
|
};
|
||
|
|
|
||
|
|
static int __init sh7206_devices_setup(void)
|
||
|
|
{
|
||
|
|
return platform_add_devices(sh7206_devices,
|
||
|
|
ARRAY_SIZE(sh7206_devices));
|
||
|
|
}
|
||
|
|
arch_initcall(sh7206_devices_setup);
|
||
|
|
|
||
|
|
void __init plat_irq_setup(void)
|
||
|
|
{
|
||
|
|
register_intc_controller(&intc_desc);
|
||
|
|
}
|
||
|
|
|
||
|
|
static struct platform_device *sh7206_early_devices[] __initdata = {
|
||
|
|
&cmt0_device,
|
||
|
|
&cmt1_device,
|
||
|
|
&mtu2_0_device,
|
||
|
|
&mtu2_1_device,
|
||
|
|
&mtu2_2_device,
|
||
|
|
};
|
||
|
|
|
||
|
|
#define STBCR3 0xfffe0408
|
||
|
|
#define STBCR4 0xfffe040c
|
||
|
|
|
||
|
|
void __init plat_early_device_setup(void)
|
||
|
|
{
|
||
|
|
/* enable CMT clock */
|
||
|
|
__raw_writeb(__raw_readb(STBCR4) & ~0x04, STBCR4);
|
||
|
|
|
||
|
|
/* enable MTU2 clock */
|
||
|
|
__raw_writeb(__raw_readb(STBCR3) & ~0x20, STBCR3);
|
||
|
|
|
||
|
|
early_platform_add_devices(sh7206_early_devices,
|
||
|
|
ARRAY_SIZE(sh7206_early_devices));
|
||
|
|
}
|